Home / 1,351,653,365.43-2,028,062,690.91-729,745,118.21

Finding the Fourth Proportional to 1,351,653,365.43, 2,028,062,690.91 and 729,745,118.21

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Solution

The fourth proportional to 1,351,653,365.43, 2,028,062,690.91 and 729,745,118.21 is: 1,094,932,240.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,653,365.43 : 2,028,062,690.91 = 729,745,118.21 : x
  2. Step 2: Convert to fraction form
    1,351,653,365.43/2,028,062,690.91 = 729,745,118.21/x
  3. Step 3: Cross multiply
    1,351,653,365.43x = 2,028,062,690.91 × 729,745,118.21
  4. Step 4: Simplify right side
    1,351,653,365.43x = 1,479,968,848,105,268,480
  5. Step 5: Solve for x
    x = 1,479,968,848,105,268,480/1,351,653,365.43
  6. Step 6: Final answer
    x = 1,094,932,240.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.